PT2874333T - Branching unit for an optical telecommunication link - Google Patents

Branching unit for an optical telecommunication link

Info

Publication number
PT2874333T
PT2874333T PT134251479T PT13425147T PT2874333T PT 2874333 T PT2874333 T PT 2874333T PT 134251479 T PT134251479 T PT 134251479T PT 13425147 T PT13425147 T PT 13425147T PT 2874333 T PT2874333 T PT 2874333T
Authority
PT
Portugal
Prior art keywords
branching unit
optical telecommunication
telecommunication link
link
optical
Prior art date
Application number
PT134251479T
Other languages
Portuguese (pt)
Inventor
Androni Daniele
Righetti Aldo
Original Assignee
Padtec S A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Padtec S A filed Critical Padtec S A
Publication of PT2874333T publication Critical patent/PT2874333T/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H45/00—Details of relays
    • H01H45/14—Terminal arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/806—Arrangements for feeding power
    • H04B10/808—Electrical power feeding of an optical transmission system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/44—Arrangements for feeding power to a repeater along the transmission line
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/001—Functional circuits, e.g. logic, sequencing, interlocking circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
PT134251479T 2013-11-14 2013-11-14 Branching unit for an optical telecommunication link PT2874333T (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP13425147.9A EP2874333B1 (en) 2013-11-14 2013-11-14 Branching unit for an optical telecommunication link

Publications (1)

Publication Number Publication Date
PT2874333T true PT2874333T (en) 2016-11-16

Family

ID=50002449

Family Applications (1)

Application Number Title Priority Date Filing Date
PT134251479T PT2874333T (en) 2013-11-14 2013-11-14 Branching unit for an optical telecommunication link

Country Status (6)

Country Link
US (1) US9419729B2 (en)
EP (1) EP2874333B1 (en)
JP (1) JP6466694B2 (en)
CN (1) CN104639260B (en)
BR (1) BR102014028219B1 (en)
PT (1) PT2874333T (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108702177B (en) * 2016-02-17 2020-03-06 日本电气株式会社 Grounding circuit and grounding method
US10110321B2 (en) * 2017-03-16 2018-10-23 Tyco Electronics Subsea Communications Llc Techniques for providing adaptive power distribution using a multi-node network of power feed branching units (PFBUs) and an undersea optical communication system using same
CN110620593B (en) * 2019-09-27 2021-04-06 北京北广科技股份有限公司 Signalling equipment based on double-channel resource allocation
CN114825246B (en) * 2021-01-19 2024-03-08 华海通信技术有限公司 Branch, submarine cable system and cable breakage switching method
CN116742627B (en) * 2023-08-16 2023-11-14 华海通信技术有限公司 Electric switching device and system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2786524B2 (en) * 1990-07-10 1998-08-13 富士通株式会社 Feeding line switching circuit for undersea branching device and method for feeding power in undersea cable communication system
GB2252686A (en) * 1991-02-08 1992-08-12 Stc Plc Power feed branching unit for submarine telecommunications systems
US5491368A (en) * 1992-04-15 1996-02-13 Fujitsu Limited Power feed path switching circuit
GB2275834B (en) * 1993-03-03 1997-04-02 Northern Telecom Ltd Branching unit for submarine telecommunications systems
US5841205A (en) 1994-03-05 1998-11-24 Stc Submarine Systems Limited Branching unit for underwater telecommunications systems
GB9516158D0 (en) * 1995-08-07 1995-10-04 Stc Submarine Systems Ltd Switching control circuit for branching units
CN1180461A (en) * 1996-03-01 1998-04-29 阿尔卡塔尔-阿尔斯托姆通用电气公司 Branching unit for an optical fibre transmission system
JPH11186959A (en) * 1997-12-19 1999-07-09 Kdd Feeder connection circuit and optical transmission system
GB9925866D0 (en) * 1999-11-01 1999-12-29 Cit Alcatel Branching unit and system for underwater optical communication
DE60036391D1 (en) * 2000-12-27 2007-10-25 Pirelli & C Spa Submarine cable branching unit with current limiter
US6765775B2 (en) * 2000-12-27 2004-07-20 Pirelli Cavi E Sistemi S.P.A. Submarine cable branching unit with current limiter
US6600643B2 (en) * 2000-12-27 2003-07-29 Pirelli Cavi E Sistemi S.P.A. Submarine cable branching unit with double-coil relays
WO2013002391A1 (en) * 2011-06-30 2013-01-03 日本電気株式会社 Feeder circuit switching apparatus, optical underwater branching apparatus, underwater cable system, and feeder circuit switching method
US9143845B2 (en) * 2011-12-22 2015-09-22 Nec Corporation Branching units and power line monitoring methods

Also Published As

Publication number Publication date
EP2874333A1 (en) 2015-05-20
BR102014028219B1 (en) 2021-09-21
BR102014028219A2 (en) 2016-08-09
US20150131191A1 (en) 2015-05-14
JP6466694B2 (en) 2019-02-06
CN104639260B (en) 2018-08-28
US9419729B2 (en) 2016-08-16
EP2874333B1 (en) 2016-09-21
JP2015109643A (en) 2015-06-11
CN104639260A (en) 2015-05-20

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